Home / 22,674.87-31,298.00-13,245.66

Finding the Fourth Proportional to 22,674.87, 31,298.00 and 13,245.66

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Solution

The fourth proportional to 22,674.87, 31,298.00 and 13,245.66 is: 18,282.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,674.87 : 31,298.00 = 13,245.66 : x
  2. Step 2: Convert to fraction form
    22,674.87/31,298.00 = 13,245.66/x
  3. Step 3: Cross multiply
    22,674.87x = 31,298.00 × 13,245.66
  4. Step 4: Simplify right side
    22,674.87x = 414,562,600.45
  5. Step 5: Solve for x
    x = 414,562,600.45/22,674.87
  6. Step 6: Final answer
    x = 18,282.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.